[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Tue Mar 21 21:13:24 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 21 Mar, 2023

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET/

Analysis Summary
----------------

BGP routing table entries examined:                              913590
    Prefixes after maximum aggregation (per Origin AS):          347048
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      447172
    Number of IPv4 prefixes with a valid ROA:                    380302
    Number of IPv4 prefixes with an invalid ROA:                   2462
    Number of IPv4 prefixes with no ROA:                         530826
Total ASes present in the Internet Routing Table:                 74205
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           63739
Origin ASes announcing only one prefix:                           26138
Transit ASes present in the Internet Routing Table:               10466
Transit-only ASes present in the Internet Routing Table:            446
Paths with bogon ASNs present in the IPv4 Routing Table:             67
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1093
    Number of instances of unregistered ASNs:                      1111
Number of 32-bit ASNs allocated by the RIRs:                      41481
Number of 32-bit ASNs visible in the Routing Table:               34315
Prefixes from 32-bit ASNs in the Routing Table:                  168613
Number of bogon 32-bit ASNs visible in the Routing Table:            79
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            505
Number of addresses announced to Internet:                   3062801152
    Equivalent to 182 /8s, 142 /16s and 163 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      305898

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   239245
    Total APNIC prefixes after maximum aggregation:               68522
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233835
    Unique aggregates announced from the APNIC address blocks:    97907
APNIC Region origin ASes present in the Internet Routing Table:   13336
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3898
APNIC Region transit ASes present in the Internet Routing Table:   1796
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8636
Number of APNIC addresses announced to Internet:              773269760
    Equivalent to 46 /8s, 23 /16s and 41 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    268170
    Total ARIN prefixes after maximum aggregation:               121930
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270282
    Unique aggregates announced from the ARIN address blocks:    130262
ARIN Region origin ASes present in the Internet Routing Table:    19057
    ARIN Prefixes per ASN:                                        14.18
ARIN Region origin ASes announcing only one prefix:                6969
ARIN Region transit ASes present in the Internet Routing Table:    1932
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4752
Number of ARIN addresses announced to Internet:              1285992192
    Equivalent to 76 /8s, 166 /16s and 175 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    258051
    Total RIPE prefixes after maximum aggregation:               121617
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254447
    Unique aggregates announced from the RIPE address blocks:    157302
RIPE Region origin ASes present in the Internet Routing Table:    28278
    RIPE Prefixes per ASN:                                         9.00
RIPE Region origin ASes announcing only one prefix:               12023
RIPE Region transit ASes present in the Internet Routing Table:    3907
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11086
Number of RIPE addresses announced to Internet:               718373376
    Equivalent to 42 /8s, 209 /16s and 130 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  117633
    Total LACNIC prefixes after maximum aggregation:              28404
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117006
    Unique aggregates announced from the LACNIC address blocks:   49013
LACNIC Region origin ASes present in the Internet Routing Table:  10964
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2291
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8768
Number of LACNIC addresses announced to Internet:             176630272
    Equivalent to 10 /8s, 135 /16s and 42 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  29398
    Total AfriNIC prefixes after maximum aggregation:              5792
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37514
    Unique aggregates announced from the AfriNIC address blocks:  12282
AfriNIC Region origin ASes present in the Internet Routing Table:  1728
    AfriNIC Prefixes per ASN:                                     21.71
AfriNIC Region origin ASes announcing only one prefix:              595
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073
Number of AfriNIC addresses announced to Internet:            108151040
    Equivalent to 6 /8s, 114 /16s and 65 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9511       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5760        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3460       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3347       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2860        491     237  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2361        837     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2309      11250     588  KIXS-AS-KR Korea Telecom, KR
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4538        2173       4192      73  ERX-CERNET-BKB China Education and Rese

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8101      10765    2870  AMAZON-02, US
 11492        4531        300     620  CABLEONE, US
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
 22773        3650       3080     298  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3505       1320      64  SHAW, CA
 16625        3158       1589    2338  AKAMAI-AS, US
   749        3037      50520    2304  DNIC-AS-00749, US
396982        2622       3588     355  GOOGLE-CLOUD-PLATFORM, US
  7018        2564      24118    1569  ATT-INTERNET4, US
 30036        2511        361     480  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7101       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4050       3399     166  AKAMAI-ASN1, NL
  8551        3891        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2932       2292     912  ROSTELECOM-AS, RU
  9009        2661        252    1393  M247, RO
 34984        2268        359     610  TELLCOM-AS, TR
  6849        2164        339      19  UKRTELNET, UA
 58224        1849        949     547  TCI, IR
 13188        1607        100      27  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11178       3340     584  Uninet S.A. de C.V., MX
 10620        3475        504     881  Telmex Colombia S.A., CO
 13999        2293        373     608  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1329       2324     245  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        763     161  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     450  Techtel LMDS Comunicaciones Interactiva
 26615        1030       2498      45  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1569        393      19  LINKdotNET-AS, EG
 24835        1542        533      30  RAYA-AS, EG
 36992        1343       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1019         67      53  ORANGE-COTE-IVOIRE, CI
 36935         880        520      42  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         487         73       5  EthioNet-AS, ET

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11178       3340     584  Uninet S.A. de C.V., MX
  9808        9511       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8101      10765    2870  AMAZON-02, US
 12479        7101       1705     149  UNI2-AS, ES
  7545        5760        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4531        300     620  CABLEONE, US
 20940        4050       3399     166  AKAMAI-ASN1, NL
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
  8551        3891        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9511         9463  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7101         6952  UNI2-AS, ES
 16509        8101         5231  AMAZON-02, US
  7545        5760         5069  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
  7155        3962         3917  VIASAT-SP-BACKBONE, US
 11492        4531         3911  CABLEONE, US
 20940        4050         3884  AKAMAI-ASN1, NL
  8551        3891         3854  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3544         3479  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:103     /12:299     
/13:579     /14:1199    /15:2076    /16:13478   /17:8243    /18:13804   
/19:25037   /20:43611   /21:51379   /22:109352  /23:97464   /24:546897  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6158        7101  UNI2-AS, ES
  8151        5146       11178  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3439        4531  CABLEONE, US
  8551        3363        3891  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3314        3505  SHAW, CA
  7155        3037        3962  VIASAT-SP-BACKBONE, US
 22773        2698        3650  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2168        2511  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2029        3475  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1666      2:1230      3:170       4:5         5:4428      6:118    
   7:6         8:1530      9:1        11:172      12:1578     13:395    
  14:2310     15:296      16:111      17:367      18:401      20:248    
  21:4        22:188      23:6135     24:2523     25:6        27:2573   
  29:19       31:2505     32:101      34:10       35:106      36:1913   
  37:4619     38:4358     39:809      40:151      41:3988     42:962    
  43:2329     44:312      45:16503    46:4225     47:375      49:1729   
  50:1833     51:569      52:1587     54:388      55:865      56:8      
  57:94       58:1753     59:1141     60:977      61:2436     62:2626   
  63:1933     64:5688     65:2316     66:4944     67:3053     68:1365   
  69:4125     70:1263     71:673      72:2974     74:2599     75:1463   
  76:608      77:2430     78:1855     79:3166     80:2075     81:1738   
  82:1509     83:1246     84:1536     85:2997     86:743      87:1960   
  88:1250     89:3616     90:613      91:7667     92:2029     93:2579   
  94:3561     95:3987     96:1329     97:332      98:1163     99:747    
 100:78      101:1070    102:2679    103:31179   104:4616    105:483    
 106:825     107:2545    108:986     109:4398    110:2066    111:3202   
 112:2059    113:1508    114:1621    115:2080    116:1894    117:2554   
 118:2290    119:1975    120:1755    121:1080    122:2602    123:2172   
 124:1566    125:2466    128:1320    129:1068    130:1011    131:2021   
 132:844     133:421     134:1902    135:300     136:863     137:1080   
 138:2580    139:1532    140:1224    141:1479    142:1437    143:1496   
 144:1167    145:356     146:1940    147:1563    148:2326    149:1955   
 150:881     151:1148    152:1843    153:567     154:4280    155:1414   
 156:1695    157:1274    158:1044    159:2274    160:2538    161:1505   
 162:3556    163:1554    164:1605    165:1710    166:858     167:1731   
 168:3880    169:931     170:4604    171:869     172:3512    173:2941   
 174:1019    175:1173    176:3679    177:4635    178:3630    179:2190   
 180:2451    181:3422    182:3320    183:1938    184:2348    185:20155  
 186:4703    187:3979    188:4055    189:3586    190:9118    191:1442   
 192:10969   193:8845    194:7265    195:5132    196:3105    197:2388   
 198:5957    199:6109    200:7852    201:5873    202:10589   203:10236  
 204:4615    205:3546    206:3915    207:3449    208:4081    209:4869   
 210:4359    211:2427    212:4103    213:3545    214:1098    215:60     
 216:6613    217:2661    218:1308    219:466     220:2014    221:977    
 222:756     223:2140   

End of report


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